The most common causes of O-Ring failures include: Improper gland design, allowing for too much or too little compression, not enough for seal expansion and tolerance stack-up. … Improper O-Ring installation. Inadequate O-Ring lubrication.

Why do O rings fail?

The most common causes of O-Ring failures include: Improper gland design, allowing for too much or too little compression, not enough for seal expansion and tolerance stack-up. … Improper O-Ring installation. Inadequate O-Ring lubrication.

How often should O rings be replaced?

A good rule of thumb is to replace your O-Rings once a year.